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Finding the Fourth Proportional to 16,604.58, 24,906.96 and 4,917.90

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Solution

The fourth proportional to 16,604.58, 24,906.96 and 4,917.90 is: 7,376.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,604.58 : 24,906.96 = 4,917.90 : x
  2. Step 2: Convert to fraction form
    16,604.58/24,906.96 = 4,917.90/x
  3. Step 3: Cross multiply
    16,604.58x = 24,906.96 × 4,917.90
  4. Step 4: Simplify right side
    16,604.58x = 122,489,938.58
  5. Step 5: Solve for x
    x = 122,489,938.58/16,604.58
  6. Step 6: Final answer
    x = 7,376.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.